/Engine/Plugins/Developer/Concert/ConcertMain/Source/ConcertServer/Public/IConcertServer.h
Archive a Concert session on the server.
The ID of the archived session on success, or an invalid GUID otherwise.
[FGuid](API\Runtime\Core\Misc\FGuid) ArchiveSession ( const [FGuid](API\Runtime\Core\Misc\FGuid) & SessionId, const [FString](API\Runtime\Core\Containers\FString) & ArchiveNameOverride, const [FConcertSessionFilter](API\Plugins\Concert\FConcertSessionFilter) & SessionFilter, [FText](API\Runtime\Core\Internationalization\FText) & OutFailureReason, [FGuid](API\Runtime\Core\Misc\FGuid) ArchiveSessionIdOverride )